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Aquatic Plants Choke Lake Olomega
Water hyacinth, or Eichornia crassipes, ranks among the world’s most productive plants. Unfortunately, it has also proven to be one of the most troublesome. In 2006 in El Salvador’s Lake Olomega, where the aquatic plants are known locally as “ninfa”…
Wave Clouds over the Arabian Sea
Like a massive, ethereal bird gliding into the Persian Gulf, a large cluster of wave clouds spans the Arabian Sea from Oman to India. This cloud formation is likely an undular bore, which is created in the interaction between the…
San Miguel and Santa Rosa Islands
Off the California coast lies a series of small islands, all part of the Channel Islands National Park. On May 29, 2005, the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) on NASA’s Terra satellite captured this image of two…
Satellite Monitors Rains that Trigger Landslides
Researchers are developing a landslide early-warning system that uses space-based measurements of rainfall combined with a global risk map based on terrain, landcover, and soils.
Mudtrails from Fishing Trawlers in Gulf of Mexico
The pervasiveness of the influence of bottom trawlers on the Gulf of Mexico is evident in these images from NASA’s Landsat satellite. Showing two different areas of a single scene captured on October 24, 1999, the images reveal dozens of…
Cassini Significant Events 05/30/07 – 06/05/07
Cassini Significant Events 05/30/07 – 06/05/07 June 7, 2007 (Source: Cassini Project) The most recent spacecraft telemetry was acquired on Tuesday, June 5, from the Madridtracking complex. The Cassini spacecraft is in an excellent state of health and allsubsystems are…
NASA Updates Shuttle Target Launch Date for Hubble Mission
RELEASE : 07-135 NASA Updates Shuttle Target Launch Date for Hubble Mission HOUSTON – NASA managers officially are targeting Sept. 10, 2008, for the launch of the fifth and final space shuttle servicing mission to the Hubble Space Telescope. During…
Blooming Seas West of Ireland
For several weeks in May and early June, daily satellite images of the North Atlantic Ocean west of Ireland have captured partial glimpses of luxuriant blooms of microscopic marine plants between patches of clouds. On June 4, 2007, the skies…
Tropical Cyclone Gonu
You might expect to see a storm with near-perfect symmetry and a well-defined eye hovering over the warm waters of the Caribbean or in the South Pacific, but Tropical Cyclone Gonu showed up in an unusual place. On June 4,…
Den Helder, Netherlands
The city and harbor of Den Helder in the northern Netherlands has been the home port of the Dutch Royal Navy for over 175 years. The location provides access to the North Sea, which has made it an important commercial…
Melting Ice Reveals New Island off Greenland
Off the coast of Greenland lies an island resembling a bony claw. Long connected to Greenland’s coast by ice, the island escaped recognition for what it was for nearly a century.
Floods on the Lena River
In the span of three weeks, spring crept over the Siberian landscape surrounding the northern half of the Lena River. Many of the rivers in Earth’s temperate zones run high in the spring when melting snow and spring rain flood…
Hot Towers Intensify Hurricanes
June 1 marks the beginning of hurricane season. Every year, meteorologists strive to predict hurricane behavior to reduce risk to lives and property while also minimizing the costs associated with storm preparations and evacuations. Perfect predictions of hurricane behavior are…
Cassini Significant Events 05/23/07 – 05/29/07
Cassini Significant Events 05/23/07 – 05/29/07 June 1, 2007 (Source: Cassini Project) The most recent spacecraft telemetry was acquired on Tuesday, May 29, from the Madrid tracking complex. The Cassini spacecraft is in an excellent state of health and all…
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